SymbX/systemd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

bootchart: kill a bunch of global variables

Browse Source 
This code is in a confusingly bad shape. Kill a bunch of global variables
and pass needed variables around in function calls.
This commit is contained in:
Daniel Mack
2015-04-03 15:29:18 +02:00
parent f91781329c
commit 1f2ecb0393
6 changed files with 393 additions and 377 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/bootchart/bootchart.c
+37 -18
View File
@@ -58,14 +58,6 @@
#include "bootchart.h" #include "bootchart.h"
#include "list.h" #include "list.h"
double graph_start;
double log_start;
struct ps_struct *ps_first;
int pscount;
int cpus;
double interval;
FILE *of = NULL;
int overrun = 0;
static int exiting = 0; static int exiting = 0;
#define DEFAULT_SAMPLES_LEN 500 #define DEFAULT_SAMPLES_LEN 500
@@ -77,20 +69,17 @@ static int exiting = 0;
/* graph defaults */ /* graph defaults */
bool arg_entropy = false; bool arg_entropy = false;
bool initcall = true; bool arg_initcall = true;
bool arg_relative = false; bool arg_relative = false;
bool arg_filter = true; bool arg_filter = true;
bool arg_show_cmdline = false; bool arg_show_cmdline = false;
bool arg_show_cgroup = false; bool arg_show_cgroup = false;
bool arg_pss = false; bool arg_pss = false;
bool arg_percpu = false; bool arg_percpu = false;
int samples;
int arg_samples_len = DEFAULT_SAMPLES_LEN; /* we record len+1 (1 start sample) */ int arg_samples_len = DEFAULT_SAMPLES_LEN; /* we record len+1 (1 start sample) */
double arg_hz = DEFAULT_HZ; double arg_hz = DEFAULT_HZ;
double arg_scale_x = DEFAULT_SCALE_X; double arg_scale_x = DEFAULT_SCALE_X;
double arg_scale_y = DEFAULT_SCALE_Y; double arg_scale_y = DEFAULT_SCALE_Y;
static struct list_sample_data *sampledata;
struct list_sample_data *head;
char arg_init_path[PATH_MAX] = DEFAULT_INIT; char arg_init_path[PATH_MAX] = DEFAULT_INIT;
char arg_output_path[PATH_MAX] = DEFAULT_OUTPUT; char arg_output_path[PATH_MAX] = DEFAULT_OUTPUT;
@@ -315,6 +304,11 @@ int main(int argc, char *argv[]) {
_cleanup_free_ char *build = NULL; _cleanup_free_ char *build = NULL;
_cleanup_close_ int sysfd = -1; _cleanup_close_ int sysfd = -1;
_cleanup_closedir_ DIR *proc = NULL; _cleanup_closedir_ DIR *proc = NULL;
_cleanup_fclose_ FILE *of = NULL;
double graph_start;
double log_start;
double interval;
struct ps_struct *ps_first;
struct sigaction sig = { struct sigaction sig = {
.sa_handler = signal_handler, .sa_handler = signal_handler,
}; };
@@ -323,7 +317,13 @@ int main(int argc, char *argv[]) {
char datestr[200]; char datestr[200];
time_t t = 0; time_t t = 0;
int r; int r;
int pscount = 0;
int n_cpus = 0;
int overrun = 0;
int samples;
struct rlimit rlim; struct rlimit rlim;
struct list_sample_data *head;
static struct list_sample_data *sampledata;
parse_conf(); parse_conf();
@@ -364,7 +364,18 @@ int main(int argc, char *argv[]) {
interval = (1.0 / arg_hz) * 1000000000.0; interval = (1.0 / arg_hz) * 1000000000.0;
log_uptime(); if (arg_relative)
graph_start = log_start = gettime_ns();
else {
struct timespec n;
double uptime;
clock_gettime(CLOCK_BOOTTIME, &n);
uptime = (n.tv_sec + (n.tv_nsec / (double) NSEC_PER_SEC));
log_start = gettime_ns();
graph_start = log_start - uptime;
}
if (graph_start < 0.0) { if (graph_start < 0.0) {
log_error("Failed to setup graph start time.\n\n" log_error("Failed to setup graph start time.\n\n"
@@ -409,7 +420,7 @@ int main(int argc, char *argv[]) {
/* wait for /proc to become available, discarding samples */ /* wait for /proc to become available, discarding samples */
if (proc) { if (proc) {
r = log_sample(proc, samples, &sampledata); r = log_sample(proc, samples, ps_first, &sampledata, &pscount, &n_cpus);
if (r < 0) if (r < 0)
return EXIT_FAILURE; return EXIT_FAILURE;
} }
@@ -475,7 +486,18 @@ int main(int argc, char *argv[]) {
return EXIT_FAILURE; return EXIT_FAILURE;
} }
r = svg_do(strna(build)); r = svg_do(of,
strna(build),
head,
ps_first,
samples,
pscount,
n_cpus,
graph_start,
log_start,
interval,
overrun);
if (r < 0) { if (r < 0) {
log_error_errno(r, "Error generating svg file: %m\n"); log_error_errno(r, "Error generating svg file: %m\n");
return EXIT_FAILURE; return EXIT_FAILURE;
@@ -485,9 +507,6 @@ int main(int argc, char *argv[]) {
do_journal_append(output_file); do_journal_append(output_file);
if (of)
fclose(of);
/* nitpic cleanups */ /* nitpic cleanups */
ps = ps_first->next_ps; ps = ps_first->next_ps;
while (ps->next_ps) { while (ps->next_ps) {
src/bootchart/bootchart.h
+1 -15
View File
@@ -103,14 +103,6 @@ struct ps_struct {
struct ps_sched_struct *sample; struct ps_sched_struct *sample;
}; };
extern int entropy_avail[];
extern double graph_start;
extern double log_start;
extern double sampletime[];
extern struct ps_struct *ps_first;
extern struct block_stat_struct blockstat[];
extern int pscount;
extern bool arg_relative; extern bool arg_relative;
extern bool arg_filter; extern bool arg_filter;
extern bool arg_show_cmdline; extern bool arg_show_cmdline;
@@ -118,17 +110,11 @@ extern bool arg_show_cgroup;
extern bool arg_pss; extern bool arg_pss;
extern bool arg_entropy; extern bool arg_entropy;
extern bool arg_percpu; extern bool arg_percpu;
extern bool initcall; extern bool arg_initcall;
extern int samples;
extern int cpus;
extern int arg_samples_len; extern int arg_samples_len;
extern double arg_hz; extern double arg_hz;
extern double arg_scale_x; extern double arg_scale_x;
extern double arg_scale_y; extern double arg_scale_y;
extern int overrun;
extern double interval;
extern char arg_output_path[PATH_MAX]; extern char arg_output_path[PATH_MAX];
extern char arg_init_path[PATH_MAX]; extern char arg_init_path[PATH_MAX];
extern FILE *of;
src/bootchart/store.c
+11 -23
View File
@@ -54,24 +54,6 @@ double gettime_ns(void) {
return (n.tv_sec + (n.tv_nsec / (double) NSEC_PER_SEC)); return (n.tv_sec + (n.tv_nsec / (double) NSEC_PER_SEC));
} }
static double gettime_up(void) {
struct timespec n;
clock_gettime(CLOCK_BOOTTIME, &n);
return (n.tv_sec + (n.tv_nsec / (double) NSEC_PER_SEC));
}
void log_uptime(void) {
if (arg_relative)
graph_start = log_start = gettime_ns();
else {
double uptime = gettime_up();
log_start = gettime_ns();
graph_start = log_start - uptime;
}
}
static char *bufgetline(char *buf) { static char *bufgetline(char *buf) {
char *c; char *c;
@@ -105,7 +87,13 @@ static int pid_cmdline_strscpy(int procfd, char *buffer, size_t buf_len, int pid
return 0; return 0;
} }
int log_sample(DIR *proc, int sample, struct list_sample_data **ptr) { int log_sample(DIR *proc,
int sample,
struct ps_struct *ps_first,
struct list_sample_data **ptr,
int *pscount,
int *cpus) {
static int vmstat = -1; static int vmstat = -1;
static int schedstat = -1; static int schedstat = -1;
char buf[4096]; char buf[4096];
@@ -195,8 +183,8 @@ vmstat_next:
sampledata->runtime[c] = atoll(rt); sampledata->runtime[c] = atoll(rt);
sampledata->waittime[c] = atoll(wt); sampledata->waittime[c] = atoll(wt);
if (c == cpus) if (c == *cpus)
cpus = c + 1; *cpus = c + 1;
} }
schedstat_next: schedstat_next:
m = bufgetline(m); m = bufgetline(m);
@@ -263,7 +251,7 @@ schedstat_next:
ps->sample->sampledata = sampledata; ps->sample->sampledata = sampledata;
pscount++; (*pscount)++;
/* mark our first sample */ /* mark our first sample */
ps->first = ps->last = ps->sample; ps->first = ps->last = ps->sample;
@@ -480,7 +468,7 @@ schedstat_next:
catch_rename: catch_rename:
/* catch process rename, try to randomize time */ /* catch process rename, try to randomize time */
mod = (arg_hz < 4.0) ? 4.0 : (arg_hz / 4.0); mod = (arg_hz < 4.0) ? 4.0 : (arg_hz / 4.0);
if (((samples - ps->pid) + pid) % (int)(mod) == 0) { if (((sample - ps->pid) + pid) % (int)(mod) == 0) {
/* re-fetch name */ /* re-fetch name */
/* get name, start time */ /* get name, start time */
src/bootchart/store.h
+6 -1
View File
@@ -29,4 +29,9 @@
double gettime_ns(void); double gettime_ns(void);
void log_uptime(void); void log_uptime(void);
int log_sample(DIR *proc, int sample, struct list_sample_data **ptr); int log_sample(DIR *proc,
int sample,
struct ps_struct *ps_first,
struct list_sample_data **ptr,
int *pscount,
int *cpus);
src/bootchart/svg.c
+227 -219
View File
@@ -44,10 +44,6 @@
#define kb_to_graph(m) ((m) * arg_scale_y * 0.0001) #define kb_to_graph(m) ((m) * arg_scale_y * 0.0001)
#define to_color(n) (192.0 - ((n) * 192.0)) #define to_color(n) (192.0 - ((n) * 192.0))
static char str[8092];
#define svg(a...) do { snprintf(str, 8092, ## a); fputs(str, of); fflush(of); } while (0)
static const char * const colorwheel[12] = { static const char * const colorwheel[12] = {
"rgb(255,32,32)", // red "rgb(255,32,32)", // red
"rgb(32,192,192)", // cyan "rgb(32,192,192)", // cyan
@@ -72,9 +68,8 @@ static double ksize = 0;
static double esize = 0; static double esize = 0;
static struct list_sample_data *sampledata; static struct list_sample_data *sampledata;
static struct list_sample_data *prev_sampledata; static struct list_sample_data *prev_sampledata;
extern struct list_sample_data *head;
static void svg_header(void) { static void svg_header(FILE *of, struct list_sample_data *head, double graph_start) {
double w; double w;
double h; double h;
struct list_sample_data *sampledata_last; struct list_sample_data *sampledata_last;
@@ -97,60 +92,59 @@ static void svg_header(void) {
+ (arg_pss ? (100.0 * arg_scale_y) + (arg_scale_y * 7.0) : 0.0) /* pss estimate */ + (arg_pss ? (100.0 * arg_scale_y) + (arg_scale_y * 7.0) : 0.0) /* pss estimate */
+ psize + ksize + esize; + psize + ksize + esize;
svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"); fprintf(of, "<?xml version=\"1.0\" standalone=\"no\"?>\n");
svg("<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "); fprintf(of, "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" ");
svg("\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n"); fprintf(of, "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
//svg("<g transform=\"translate(10,%d)\">\n", 1000 + 150 + (pcount * 20)); //fprintf(of, "<g transform=\"translate(10,%d)\">\n", 1000 + 150 + (pcount * 20));
svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" ", fprintf(of, "<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" ", w, h);
w, h); fprintf(of, "xmlns=\"http://www.w3.org/2000/svg\">\n\n");
svg("xmlns=\"http://www.w3.org/2000/svg\">\n\n");
/* write some basic info as a comment, including some help */ /* write some basic info as a comment, including some help */
svg("<!-- This file is a bootchart SVG file. It is best rendered in a browser -->\n"); fprintf(of, "<!-- This file is a bootchart SVG file. It is best rendered in a browser -->\n");
svg("<!-- such as Chrome, Chromium, or Firefox. Other applications that -->\n"); fprintf(of, "<!-- such as Chrome, Chromium, or Firefox. Other applications that -->\n");
svg("<!-- render these files properly but more slowly are ImageMagick, gimp, -->\n"); fprintf(of, "<!-- render these files properly but more slowly are ImageMagick, gimp, -->\n");
svg("<!-- inkscape, etc. To display the files on your system, just point -->\n"); fprintf(of, "<!-- inkscape, etc. To display the files on your system, just point -->\n");
svg("<!-- your browser to file:///run/log/ and click. This bootchart was -->\n\n"); fprintf(of, "<!-- your browser to file:///run/log/ and click. This bootchart was -->\n\n");
svg("<!-- generated by bootchart version %s, running with options: -->\n", VERSION); fprintf(of, "<!-- generated by bootchart version %s, running with options: -->\n", VERSION);
svg("<!-- hz=\"%f\" n=\"%d\" -->\n", arg_hz, arg_samples_len); fprintf(of, "<!-- hz=\"%f\" n=\"%d\" -->\n", arg_hz, arg_samples_len);
svg("<!-- x=\"%f\" y=\"%f\" -->\n", arg_scale_x, arg_scale_y); fprintf(of, "<!-- x=\"%f\" y=\"%f\" -->\n", arg_scale_x, arg_scale_y);
svg("<!-- rel=\"%d\" f=\"%d\" -->\n", arg_relative, arg_filter); fprintf(of, "<!-- rel=\"%d\" f=\"%d\" -->\n", arg_relative, arg_filter);
svg("<!-- p=\"%d\" e=\"%d\" -->\n", arg_pss, arg_entropy); fprintf(of, "<!-- p=\"%d\" e=\"%d\" -->\n", arg_pss, arg_entropy);
svg("<!-- o=\"%s\" i=\"%s\" -->\n\n", arg_output_path, arg_init_path); fprintf(of, "<!-- o=\"%s\" i=\"%s\" -->\n\n", arg_output_path, arg_init_path);
/* style sheet */ /* style sheet */
svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"); fprintf(of, "<defs>\n <style type=\"text/css\">\n <![CDATA[\n");
svg(" rect { stroke-width: 1; }\n"); fprintf(of, " rect { stroke-width: 1; }\n");
svg(" rect.bg { fill: rgb(255,255,255); }\n"); fprintf(of, " rect.bg { fill: rgb(255,255,255); }\n");
svg(" rect.cpu { fill: rgb(64,64,240); stroke-width: 0; fill-opacity: 0.7; }\n"); fprintf(of, " rect.cpu { fill: rgb(64,64,240); stroke-width: 0; fill-opacity: 0.7; }\n");
svg(" rect.wait { fill: rgb(240,240,0); stroke-width: 0; fill-opacity: 0.7; }\n"); fprintf(of, " rect.wait { fill: rgb(240,240,0); stroke-width: 0; fill-opacity: 0.7; }\n");
svg(" rect.bi { fill: rgb(240,128,128); stroke-width: 0; fill-opacity: 0.7; }\n"); fprintf(of, " rect.bi { fill: rgb(240,128,128); stroke-width: 0; fill-opacity: 0.7; }\n");
svg(" rect.bo { fill: rgb(192,64,64); stroke-width: 0; fill-opacity: 0.7; }\n"); fprintf(of, " rect.bo { fill: rgb(192,64,64); stroke-width: 0; fill-opacity: 0.7; }\n");
svg(" rect.ps { fill: rgb(192,192,192); stroke: rgb(128,128,128); fill-opacity: 0.7; }\n"); fprintf(of, " rect.ps { fill: rgb(192,192,192); stroke: rgb(128,128,128); fill-opacity: 0.7; }\n");
svg(" rect.krnl { fill: rgb(240,240,0); stroke: rgb(128,128,128); fill-opacity: 0.7; }\n"); fprintf(of, " rect.krnl { fill: rgb(240,240,0); stroke: rgb(128,128,128); fill-opacity: 0.7; }\n");
svg(" rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"); fprintf(of, " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n");
svg(" rect.clrw { stroke-width: 0; fill-opacity: 0.7;}\n"); fprintf(of, " rect.clrw { stroke-width: 0; fill-opacity: 0.7;}\n");
svg(" line { stroke: rgb(64,64,64); stroke-width: 1; }\n"); fprintf(of, " line { stroke: rgb(64,64,64); stroke-width: 1; }\n");
svg("// line.sec1 { }\n"); fprintf(of, "// line.sec1 { }\n");
svg(" line.sec5 { stroke-width: 2; }\n"); fprintf(of, " line.sec5 { stroke-width: 2; }\n");
svg(" line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"); fprintf(of, " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n");
svg(" line.dot { stroke-dasharray: 2 4; }\n"); fprintf(of, " line.dot { stroke-dasharray: 2 4; }\n");
svg(" line.idle { stroke: rgb(64,64,64); stroke-dasharray: 10 6; stroke-opacity: 0.7; }\n"); fprintf(of, " line.idle { stroke: rgb(64,64,64); stroke-dasharray: 10 6; stroke-opacity: 0.7; }\n");
svg(" .run { font-size: 8; font-style: italic; }\n"); fprintf(of, " .run { font-size: 8; font-style: italic; }\n");
svg(" text { font-family: Verdana, Helvetica; font-size: 10; }\n"); fprintf(of, " text { font-family: Verdana, Helvetica; font-size: 10; }\n");
svg(" text.sec { font-size: 8; }\n"); fprintf(of, " text.sec { font-size: 8; }\n");
svg(" text.t1 { font-size: 24; }\n"); fprintf(of, " text.t1 { font-size: 24; }\n");
svg(" text.t2 { font-size: 12; }\n"); fprintf(of, " text.t2 { font-size: 12; }\n");
svg(" text.idle { font-size: 18; }\n"); fprintf(of, " text.idle { font-size: 18; }\n");
svg(" ]]>\n </style>\n</defs>\n\n"); fprintf(of, " ]]>\n </style>\n</defs>\n\n");
} }
static int svg_title(const char *build) { static int svg_title(FILE *of, const char *build, int pscount, double log_start, int overrun) {
_cleanup_free_ char *cmdline = NULL; _cleanup_free_ char *cmdline = NULL;
_cleanup_free_ char *model = NULL; _cleanup_free_ char *model = NULL;
_cleanup_free_ char *buf = NULL; _cleanup_free_ char *buf = NULL;
@@ -179,10 +173,8 @@ static int svg_title(const char *build) {
snprintf(filename, sizeof(filename), "/sys/block/%s/device/model", rootbdev); snprintf(filename, sizeof(filename), "/sys/block/%s/device/model", rootbdev);
r = read_one_line_file(filename, &model); r = read_one_line_file(filename, &model);
if (r < 0) { if (r < 0)
log_error("Error reading disk model for %s: %m\n", rootbdev); log_warning("Error reading disk model for %s: %m\n", rootbdev);
return r;
}
} }
/* various utsname parameters */ /* various utsname parameters */
@@ -215,33 +207,30 @@ static int svg_title(const char *build) {
if (c) if (c)
*c = '\0'; *c = '\0';
svg("<text class=\"t1\" x=\"0\" y=\"30\">Bootchart for %s - %s</text>\n", fprintf(of, "<text class=\"t1\" x=\"0\" y=\"30\">Bootchart for %s - %s</text>\n",
uts.nodename, date); uts.nodename, date);
svg("<text class=\"t2\" x=\"20\" y=\"50\">System: %s %s %s %s</text>\n", fprintf(of, "<text class=\"t2\" x=\"20\" y=\"50\">System: %s %s %s %s</text>\n",
uts.sysname, uts.release, uts.version, uts.machine); uts.sysname, uts.release, uts.version, uts.machine);
svg("<text class=\"t2\" x=\"20\" y=\"65\">CPU: %s</text>\n", fprintf(of, "<text class=\"t2\" x=\"20\" y=\"65\">CPU: %s</text>\n", cpu);
cpu); fprintf(of, "<text class=\"t2\" x=\"20\" y=\"80\">Disk: %s</text>\n", model);
svg("<text class=\"t2\" x=\"20\" y=\"80\">Disk: %s</text>\n", fprintf(of, "<text class=\"t2\" x=\"20\" y=\"95\">Boot options: %s</text>\n", cmdline);
model); fprintf(of, "<text class=\"t2\" x=\"20\" y=\"110\">Build: %s</text>\n", build);
svg("<text class=\"t2\" x=\"20\" y=\"95\">Boot options: %s</text>\n", fprintf(of, "<text class=\"t2\" x=\"20\" y=\"125\">Log start time: %.03fs</text>\n", log_start);
cmdline); fprintf(of, "<text class=\"t2\" x=\"20\" y=\"140\">Idle time: ");
svg("<text class=\"t2\" x=\"20\" y=\"110\">Build: %s</text>\n",
build);
svg("<text class=\"t2\" x=\"20\" y=\"125\">Log start time: %.03fs</text>\n", log_start);
svg("<text class=\"t2\" x=\"20\" y=\"140\">Idle time: ");
if (idletime >= 0.0) if (idletime >= 0.0)
svg("%.03fs", idletime); fprintf(of, "%.03fs", idletime);
else else
svg("Not detected"); fprintf(of, "Not detected");
svg("</text>\n");
svg("<text class=\"sec\" x=\"20\" y=\"155\">Graph data: %.03f samples/sec, recorded %i total, dropped %i samples, %i processes, %i filtered</text>\n", fprintf(of, "</text>\n");
fprintf(of, "<text class=\"sec\" x=\"20\" y=\"155\">Graph data: %.03f samples/sec, recorded %i total, dropped %i samples, %i processes, %i filtered</text>\n",
arg_hz, arg_samples_len, overrun, pscount, pfiltered); arg_hz, arg_samples_len, overrun, pscount, pfiltered);
return 0; return 0;
} }
static void svg_graph_box(int height) { static void svg_graph_box(FILE *of, struct list_sample_data *head, int height, double graph_start) {
double d = 0.0; double d = 0.0;
int i = 0; int i = 0;
double finalsample = 0.0; double finalsample = 0.0;
@@ -255,7 +244,7 @@ static void svg_graph_box(int height) {
finalsample = sampledata_last->sampletime; finalsample = sampledata_last->sampletime;
/* outside box, fill */ /* outside box, fill */
svg("<rect class=\"box\" x=\"%.03f\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, "<rect class=\"box\" x=\"%.03f\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(0.0), time_to_graph(0.0),
time_to_graph(finalsample - graph_start), time_to_graph(finalsample - graph_start),
ps_to_graph(height)); ps_to_graph(height));
@@ -264,27 +253,26 @@ static void svg_graph_box(int height) {
d += (arg_scale_x < 2.0 ? 60.0 : arg_scale_x < 10.0 ? 1.0 : 0.1)) { d += (arg_scale_x < 2.0 ? 60.0 : arg_scale_x < 10.0 ? 1.0 : 0.1)) {
/* lines for each second */ /* lines for each second */
if (i % 50 == 0) if (i % 50 == 0)
svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n", fprintf(of, " <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
ps_to_graph(height)); ps_to_graph(height));
else if (i % 10 == 0) else if (i % 10 == 0)
svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n", fprintf(of, " <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
ps_to_graph(height)); ps_to_graph(height));
else else
svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n", fprintf(of, " <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
ps_to_graph(height)); ps_to_graph(height));
/* time label */ /* time label */
if (i % 10 == 0) if (i % 10 == 0)
svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n", fprintf(of, " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
time_to_graph(d - graph_start), time_to_graph(d - graph_start),
-5.0, -5.0, d - graph_start);
d - graph_start);
i++; i++;
} }
@@ -305,7 +293,10 @@ static char* xml_comment_encode(const char* name) {
return enc_name; return enc_name;
} }
static void svg_pss_graph(void) { static void svg_pss_graph(FILE *of,
struct list_sample_data *head,
struct ps_struct *ps_first,
double graph_start) {
struct ps_struct *ps; struct ps_struct *ps;
int i; int i;
struct list_sample_data *sampledata_last; struct list_sample_data *sampledata_last;
@@ -316,24 +307,24 @@ static void svg_pss_graph(void) {
} }
svg("\n\n<!-- Pss memory size graph -->\n"); fprintf(of, "\n\n<!-- Pss memory size graph -->\n");
svg("\n <text class=\"t2\" x=\"5\" y=\"-15\">Memory allocation - Pss</text>\n"); fprintf(of, "\n <text class=\"t2\" x=\"5\" y=\"-15\">Memory allocation - Pss</text>\n");
/* vsize 1000 == 1000mb */ /* vsize 1000 == 1000mb */
svg_graph_box(100); svg_graph_box(of, head, 100, graph_start);
/* draw some hlines for usable memory sizes */ /* draw some hlines for usable memory sizes */
for (i = 100000; i < 1000000; i += 100000) { for (i = 100000; i < 1000000; i += 100000) {
svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"%.0f\" x2=\"%.03f\" y2=\"%.0f\"/>\n", fprintf(of, " <line class=\"sec01\" x1=\"%.03f\" y1=\"%.0f\" x2=\"%.03f\" y2=\"%.0f\"/>\n",
time_to_graph(.0), time_to_graph(.0),
kb_to_graph(i), kb_to_graph(i),
time_to_graph(sampledata_last->sampletime - graph_start), time_to_graph(sampledata_last->sampletime - graph_start),
kb_to_graph(i)); kb_to_graph(i));
svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.0f\">%dM</text>\n", fprintf(of, " <text class=\"sec\" x=\"%.03f\" y=\"%.0f\">%dM</text>\n",
time_to_graph(sampledata_last->sampletime - graph_start) + 5, time_to_graph(sampledata_last->sampletime - graph_start) + 5,
kb_to_graph(i), (1000000 - i) / 1000); kb_to_graph(i), (1000000 - i) / 1000);
} }
svg("\n"); fprintf(of, "\n");
/* now plot the graph itself */ /* now plot the graph itself */
i = 1; i = 1;
@@ -372,7 +363,7 @@ static void svg_pss_graph(void) {
top += ps->sample->pss; top += ps->sample->pss;
} }
svg(" <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
"rgb(64,64,64)", "rgb(64,64,64)",
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
kb_to_graph(1000000.0 - top), kb_to_graph(1000000.0 - top),
@@ -396,7 +387,7 @@ static void svg_pss_graph(void) {
if (ps->sample->sampledata == sampledata) { if (ps->sample->sampledata == sampledata) {
if (ps->sample->pss > (100 * arg_scale_y)) { if (ps->sample->pss > (100 * arg_scale_y)) {
top = bottom + ps->sample->pss; top = bottom + ps->sample->pss;
svg(" <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
colorwheel[ps->pid % 12], colorwheel[ps->pid % 12],
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
kb_to_graph(1000000.0 - top), kb_to_graph(1000000.0 - top),
@@ -412,7 +403,7 @@ static void svg_pss_graph(void) {
ps->sample = cross_place; ps->sample = cross_place;
if (ps->sample->pss > (100 * arg_scale_y)) { if (ps->sample->pss > (100 * arg_scale_y)) {
top = bottom + ps->sample->pss; top = bottom + ps->sample->pss;
svg(" <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
colorwheel[ps->pid % 12], colorwheel[ps->pid % 12],
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
kb_to_graph(1000000.0 - top), kb_to_graph(1000000.0 - top),
@@ -479,7 +470,7 @@ static void svg_pss_graph(void) {
top = bottom + ps->sample->pss; top = bottom + ps->sample->pss;
/* draw a label with the process / PID */ /* draw a label with the process / PID */
if ((i == 1) || (prev_sample->pss <= (100 * arg_scale_y))) if ((i == 1) || (prev_sample->pss <= (100 * arg_scale_y)))
svg(" <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]</text>\n", fprintf(of, " <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]</text>\n",
time_to_graph(sampledata->sampletime - graph_start), time_to_graph(sampledata->sampletime - graph_start),
kb_to_graph(1000000.0 - bottom - ((top - bottom) / 2)), kb_to_graph(1000000.0 - bottom - ((top - bottom) / 2)),
ps->name, ps->name,
@@ -497,11 +488,10 @@ static void svg_pss_graph(void) {
top = bottom + ps->sample->pss; top = bottom + ps->sample->pss;
/* draw a label with the process / PID */ /* draw a label with the process / PID */
if ((i == 1) || (prev_sample->pss <= (100 * arg_scale_y))) if ((i == 1) || (prev_sample->pss <= (100 * arg_scale_y)))
svg(" <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]</text>\n", fprintf(of, " <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]</text>\n",
time_to_graph(sampledata->sampletime - graph_start), time_to_graph(sampledata->sampletime - graph_start),
kb_to_graph(1000000.0 - bottom - ((top - bottom) / 2)), kb_to_graph(1000000.0 - bottom - ((top - bottom) / 2)),
ps->name, ps->name, ps->pid);
ps->pid);
bottom = top; bottom = top;
} }
} }
@@ -509,7 +499,7 @@ static void svg_pss_graph(void) {
} }
/* debug output - full data dump */ /* debug output - full data dump */
svg("\n\n<!-- PSS map - csv format -->\n"); fprintf(of, "\n\n<!-- PSS map - csv format -->\n");
ps = ps_first; ps = ps_first;
while (ps->next_ps) { while (ps->next_ps) {
_cleanup_free_ char *enc_name = NULL; _cleanup_free_ char *enc_name = NULL;
@@ -521,19 +511,24 @@ static void svg_pss_graph(void) {
if (!enc_name) if (!enc_name)
continue; continue;
svg("<!-- %s [%d] pss=", enc_name, ps->pid); fprintf(of, "<!-- %s [%d] pss=", enc_name, ps->pid);
ps->sample = ps->first; ps->sample = ps->first;
while (ps->sample->next) { while (ps->sample->next) {
ps->sample = ps->sample->next; ps->sample = ps->sample->next;
svg("%d," , ps->sample->pss); fprintf(of, "%d," , ps->sample->pss);
} }
svg(" -->\n"); fprintf(of, " -->\n");
} }
} }
static void svg_io_bi_bar(void) { static void svg_io_bi_bar(FILE *of,
struct list_sample_data *head,
int n_samples,
double graph_start,
double interval) {
double max = 0.0; double max = 0.0;
double range; double range;
int max_here = 0; int max_here = 0;
@@ -542,9 +537,8 @@ static void svg_io_bi_bar(void) {
struct list_sample_data *start_sampledata; struct list_sample_data *start_sampledata;
struct list_sample_data *stop_sampledata; struct list_sample_data *stop_sampledata;
svg("<!-- IO utilization graph - In -->\n"); fprintf(of, "<!-- IO utilization graph - In -->\n");
fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">IO utilization - read</text>\n");
svg("<text class=\"t2\" x=\"5\" y=\"-15\">IO utilization - read</text>\n");
/* /*
* calculate rounding range * calculate rounding range
@@ -558,7 +552,7 @@ static void svg_io_bi_bar(void) {
range = 2.0; /* no smoothing */ range = 2.0; /* no smoothing */
/* surrounding box */ /* surrounding box */
svg_graph_box(5); svg_graph_box(of, head, 5, graph_start);
/* find the max IO first */ /* find the max IO first */
i = 1; i = 1;
@@ -569,7 +563,7 @@ static void svg_io_bi_bar(void) {
double tot; double tot;
start = MAX(i - ((range / 2) - 1), 0); start = MAX(i - ((range / 2) - 1), 0);
stop = MIN(i + (range / 2), samples - 1); stop = MIN(i + (range / 2), n_samples - 1);
diff = (stop - start); diff = (stop - start);
start_sampledata = sampledata; start_sampledata = sampledata;
@@ -608,7 +602,7 @@ static void svg_io_bi_bar(void) {
double pbi = 0; double pbi = 0;
start = MAX(i - ((range / 2) - 1), 0); start = MAX(i - ((range / 2) - 1), 0);
stop = MIN(i + (range / 2), samples); stop = MIN(i + (range / 2), n_samples);
diff = (stop - start); diff = (stop - start);
start_sampledata = sampledata; start_sampledata = sampledata;
@@ -626,7 +620,7 @@ static void svg_io_bi_bar(void) {
pbi = tot / max; pbi = tot / max;
if (pbi > 0.001) if (pbi > 0.001)
svg("<rect class=\"bi\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, "<rect class=\"bi\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
(arg_scale_y * 5) - (pbi * (arg_scale_y * 5)), (arg_scale_y * 5) - (pbi * (arg_scale_y * 5)),
time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), time_to_graph(sampledata->sampletime - prev_sampledata->sampletime),
@@ -634,7 +628,7 @@ static void svg_io_bi_bar(void) {
/* labels around highest value */ /* labels around highest value */
if (i == max_here) { if (i == max_here) {
svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\">%0.2fmb/sec</text>\n", fprintf(of, " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\">%0.2fmb/sec</text>\n",
time_to_graph(sampledata->sampletime - graph_start) + 5, time_to_graph(sampledata->sampletime - graph_start) + 5,
((arg_scale_y * 5) - (pbi * (arg_scale_y * 5))) + 15, ((arg_scale_y * 5) - (pbi * (arg_scale_y * 5))) + 15,
max / 1024.0 / (interval / 1000000000.0)); max / 1024.0 / (interval / 1000000000.0));
@@ -644,7 +638,11 @@ static void svg_io_bi_bar(void) {
} }
} }
static void svg_io_bo_bar(void) { static void svg_io_bo_bar(FILE *of,
struct list_sample_data *head,
int n_samples,
double graph_start,
double interval) {
double max = 0.0; double max = 0.0;
double range; double range;
int max_here = 0; int max_here = 0;
@@ -653,9 +651,8 @@ static void svg_io_bo_bar(void) {
struct list_sample_data *start_sampledata; struct list_sample_data *start_sampledata;
struct list_sample_data *stop_sampledata; struct list_sample_data *stop_sampledata;
svg("<!-- IO utilization graph - out -->\n"); fprintf(of, "<!-- IO utilization graph - out -->\n");
fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">IO utilization - write</text>\n");
svg("<text class=\"t2\" x=\"5\" y=\"-15\">IO utilization - write</text>\n");
/* /*
* calculate rounding range * calculate rounding range
@@ -669,7 +666,7 @@ static void svg_io_bo_bar(void) {
range = 2.0; /* no smoothing */ range = 2.0; /* no smoothing */
/* surrounding box */ /* surrounding box */
svg_graph_box(5); svg_graph_box(of, head, 5, graph_start);
/* find the max IO first */ /* find the max IO first */
i = 0; i = 0;
@@ -680,7 +677,7 @@ static void svg_io_bo_bar(void) {
double tot; double tot;
start = MAX(i - ((range / 2) - 1), 0); start = MAX(i - ((range / 2) - 1), 0);
stop = MIN(i + (range / 2), samples - 1); stop = MIN(i + (range / 2), n_samples - 1);
diff = (stop - start); diff = (stop - start);
start_sampledata = sampledata; start_sampledata = sampledata;
@@ -717,7 +714,7 @@ static void svg_io_bo_bar(void) {
pbo = 0; pbo = 0;
start = MAX(i - ((range / 2) - 1), 0); start = MAX(i - ((range / 2) - 1), 0);
stop = MIN(i + (range / 2), samples); stop = MIN(i + (range / 2), n_samples);
diff = (stop - start); diff = (stop - start);
start_sampledata = sampledata; start_sampledata = sampledata;
@@ -735,7 +732,7 @@ static void svg_io_bo_bar(void) {
pbo = tot / max; pbo = tot / max;
if (pbo > 0.001) if (pbo > 0.001)
svg("<rect class=\"bo\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, "<rect class=\"bo\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
(arg_scale_y * 5) - (pbo * (arg_scale_y * 5)), (arg_scale_y * 5) - (pbo * (arg_scale_y * 5)),
time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), time_to_graph(sampledata->sampletime - prev_sampledata->sampletime),
@@ -743,7 +740,7 @@ static void svg_io_bo_bar(void) {
/* labels around highest bo value */ /* labels around highest bo value */
if (i == max_here) { if (i == max_here) {
svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\">%0.2fmb/sec</text>\n", fprintf(of, " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\">%0.2fmb/sec</text>\n",
time_to_graph(sampledata->sampletime - graph_start) + 5, time_to_graph(sampledata->sampletime - graph_start) + 5,
((arg_scale_y * 5) - (pbo * (arg_scale_y * 5))), ((arg_scale_y * 5) - (pbo * (arg_scale_y * 5))),
max / 1024.0 / (interval / 1000000000.0)); max / 1024.0 / (interval / 1000000000.0));
@@ -753,16 +750,16 @@ static void svg_io_bo_bar(void) {
} }
} }
static void svg_cpu_bar(int cpu_num) { static void svg_cpu_bar(FILE *of, struct list_sample_data *head, int n_cpus, int cpu_num, double graph_start) {
svg("<!-- CPU utilization graph -->\n"); fprintf(of, "<!-- CPU utilization graph -->\n");
if (cpu_num < 0) if (cpu_num < 0)
svg("<text class=\"t2\" x=\"5\" y=\"-15\">CPU[overall] utilization</text>\n"); fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">CPU[overall] utilization</text>\n");
else else
svg("<text class=\"t2\" x=\"5\" y=\"-15\">CPU[%d] utilization</text>\n", cpu_num); fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">CPU[%d] utilization</text>\n", cpu_num);
/* surrounding box */ /* surrounding box */
svg_graph_box(5); svg_graph_box(of, head, 5, graph_start);
/* bars for each sample, proportional to the CPU util. */ /* bars for each sample, proportional to the CPU util. */
prev_sampledata = head; prev_sampledata = head;
@@ -774,7 +771,7 @@ static void svg_cpu_bar(int cpu_num) {
ptrt = trt = 0.0; ptrt = trt = 0.0;
if (cpu_num < 0) if (cpu_num < 0)
for (c = 0; c < cpus; c++) for (c = 0; c < n_cpus; c++)
trt += sampledata->runtime[c] - prev_sampledata->runtime[c]; trt += sampledata->runtime[c] - prev_sampledata->runtime[c];
else else
trt = sampledata->runtime[cpu_num] - prev_sampledata->runtime[cpu_num]; trt = sampledata->runtime[cpu_num] - prev_sampledata->runtime[cpu_num];
@@ -782,7 +779,7 @@ static void svg_cpu_bar(int cpu_num) {
trt = trt / 1000000000.0; trt = trt / 1000000000.0;
if (cpu_num < 0) if (cpu_num < 0)
trt = trt / (double)cpus; trt = trt / (double)n_cpus;
if (trt > 0.0) if (trt > 0.0)
ptrt = trt / (sampledata->sampletime - prev_sampledata->sampletime); ptrt = trt / (sampledata->sampletime - prev_sampledata->sampletime);
@@ -791,7 +788,7 @@ static void svg_cpu_bar(int cpu_num) {
ptrt = 1.0; ptrt = 1.0;
if (ptrt > 0.001) { if (ptrt > 0.001) {
svg("<rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, "<rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
(arg_scale_y * 5) - (ptrt * (arg_scale_y * 5)), (arg_scale_y * 5) - (ptrt * (arg_scale_y * 5)),
time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), time_to_graph(sampledata->sampletime - prev_sampledata->sampletime),
@@ -801,17 +798,17 @@ static void svg_cpu_bar(int cpu_num) {
} }
} }
static void svg_wait_bar(int cpu_num) { static void svg_wait_bar(FILE *of, struct list_sample_data *head, int n_cpus, int cpu_num, double graph_start) {
svg("<!-- Wait time aggregation box -->\n"); fprintf(of, "<!-- Wait time aggregation box -->\n");
if (cpu_num < 0) if (cpu_num < 0)
svg("<text class=\"t2\" x=\"5\" y=\"-15\">CPU[overall] wait</text>\n"); fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">CPU[overall] wait</text>\n");
else else
svg("<text class=\"t2\" x=\"5\" y=\"-15\">CPU[%d] wait</text>\n", cpu_num); fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">CPU[%d] wait</text>\n", cpu_num);
/* surrounding box */ /* surrounding box */
svg_graph_box(5); svg_graph_box(of, head, 5, graph_start);
/* bars for each sample, proportional to the CPU util. */ /* bars for each sample, proportional to the CPU util. */
prev_sampledata = head; prev_sampledata = head;
@@ -823,7 +820,7 @@ static void svg_wait_bar(int cpu_num) {
ptwt = twt = 0.0; ptwt = twt = 0.0;
if (cpu_num < 0) if (cpu_num < 0)
for (c = 0; c < cpus; c++) for (c = 0; c < n_cpus; c++)
twt += sampledata->waittime[c] - prev_sampledata->waittime[c]; twt += sampledata->waittime[c] - prev_sampledata->waittime[c];
else else
twt = sampledata->waittime[cpu_num] - prev_sampledata->waittime[cpu_num]; twt = sampledata->waittime[cpu_num] - prev_sampledata->waittime[cpu_num];
@@ -831,7 +828,7 @@ static void svg_wait_bar(int cpu_num) {
twt = twt / 1000000000.0; twt = twt / 1000000000.0;
if (cpu_num < 0) if (cpu_num < 0)
twt = twt / (double)cpus; twt = twt / (double)n_cpus;
if (twt > 0.0) if (twt > 0.0)
ptwt = twt / (sampledata->sampletime - prev_sampledata->sampletime); ptwt = twt / (sampledata->sampletime - prev_sampledata->sampletime);
@@ -840,7 +837,7 @@ static void svg_wait_bar(int cpu_num) {
ptwt = 1.0; ptwt = 1.0;
if (ptwt > 0.001) { if (ptwt > 0.001) {
svg("<rect class=\"wait\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, "<rect class=\"wait\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
((arg_scale_y * 5) - (ptwt * (arg_scale_y * 5))), ((arg_scale_y * 5) - (ptwt * (arg_scale_y * 5))),
time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), time_to_graph(sampledata->sampletime - prev_sampledata->sampletime),
@@ -850,19 +847,18 @@ static void svg_wait_bar(int cpu_num) {
} }
} }
static void svg_entropy_bar(void) { static void svg_entropy_bar(FILE *of, struct list_sample_data *head, double graph_start) {
svg("<!-- entropy pool graph -->\n"); fprintf(of, "<!-- entropy pool graph -->\n");
svg("<text class=\"t2\" x=\"5\" y=\"-15\">Entropy pool size</text>\n"); fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">Entropy pool size</text>\n");
/* surrounding box */ /* surrounding box */
svg_graph_box(5); svg_graph_box(of, head, 5, graph_start);
/* bars for each sample, scale 0-4096 */ /* bars for each sample, scale 0-4096 */
prev_sampledata = head; prev_sampledata = head;
LIST_FOREACH_BEFORE(link, sampledata, head) { LIST_FOREACH_BEFORE(link, sampledata, head) {
/* svg("<!-- entropy %.03f %i -->\n", sampletime[i], entropy_avail[i]); */ fprintf(of, "<rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
svg("<rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev_sampledata->sampletime - graph_start), time_to_graph(prev_sampledata->sampletime - graph_start),
((arg_scale_y * 5) - ((sampledata->entropy_avail / 4096.) * (arg_scale_y * 5))), ((arg_scale_y * 5) - ((sampledata->entropy_avail / 4096.) * (arg_scale_y * 5))),
time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), time_to_graph(sampledata->sampletime - prev_sampledata->sampletime),
@@ -871,7 +867,7 @@ static void svg_entropy_bar(void) {
} }
} }
static struct ps_struct *get_next_ps(struct ps_struct *ps) { static struct ps_struct *get_next_ps(struct ps_struct *ps, struct ps_struct *ps_first) {
/* /*
* walk the list of processes and return the next one to be * walk the list of processes and return the next one to be
* painted * painted
@@ -919,7 +915,7 @@ static bool ps_filter(struct ps_struct *ps) {
return 0; return 0;
} }
static void svg_do_initcall(int count_only) { static void svg_do_initcall(FILE *of, struct list_sample_data *head, int count_only, double graph_start) {
_cleanup_pclose_ FILE *f = NULL; _cleanup_pclose_ FILE *f = NULL;
double t; double t;
char func[256]; char func[256];
@@ -927,17 +923,16 @@ static void svg_do_initcall(int count_only) {
int usecs; int usecs;
/* can't plot initcall when disabled or in relative mode */ /* can't plot initcall when disabled or in relative mode */
if (!initcall || arg_relative) { if (!arg_initcall || arg_relative) {
kcount = 0; kcount = 0;
return; return;
} }
if (!count_only) { if (!count_only) {
svg("<!-- initcall -->\n"); fprintf(of, "<!-- initcall -->\n");
fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">Kernel init threads</text>\n");
svg("<text class=\"t2\" x=\"5\" y=\"-15\">Kernel init threads</text>\n");
/* surrounding box */ /* surrounding box */
svg_graph_box(kcount); svg_graph_box(of, head, kcount, graph_start);
} }
kcount = 0; kcount = 0;
@@ -983,47 +978,52 @@ static void svg_do_initcall(int count_only) {
continue; continue;
} }
svg("<!-- thread=\"%s\" time=\"%.3f\" elapsed=\"%d\" result=\"%d\" -->\n", fprintf(of, "<!-- thread=\"%s\" time=\"%.3f\" elapsed=\"%d\" result=\"%d\" -->\n",
func, t, usecs, ret); func, t, usecs, ret);
if (usecs < 1000) if (usecs < 1000)
continue; continue;
/* rect */ /* rect */
svg(" <rect class=\"krnl\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"krnl\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(t - (usecs / 1000000.0)), time_to_graph(t - (usecs / 1000000.0)),
ps_to_graph(kcount), ps_to_graph(kcount),
time_to_graph(usecs / 1000000.0), time_to_graph(usecs / 1000000.0),
ps_to_graph(1)); ps_to_graph(1));
/* label */ /* label */
svg(" <text x=\"%.03f\" y=\"%.03f\">%s <tspan class=\"run\">%.03fs</tspan></text>\n", fprintf(of, " <text x=\"%.03f\" y=\"%.03f\">%s <tspan class=\"run\">%.03fs</tspan></text>\n",
time_to_graph(t - (usecs / 1000000.0)) + 5, time_to_graph(t - (usecs / 1000000.0)) + 5,
ps_to_graph(kcount) + 15, ps_to_graph(kcount) + 15,
func, func, usecs / 1000000.0);
usecs / 1000000.0);
kcount++; kcount++;
} }
} }
static void svg_ps_bars(void) { static void svg_ps_bars(FILE *of,
struct list_sample_data *head,
int n_samples,
int n_cpus,
struct ps_struct *ps_first,
double graph_start,
double interval) {
struct ps_struct *ps; struct ps_struct *ps;
int i = 0; int i = 0;
int j = 0; int j = 0;
int pid; int pid;
double w = 0.0; double w = 0.0;
svg("<!-- Process graph -->\n"); fprintf(of, "<!-- Process graph -->\n");
fprintf(of, "<text class=\"t2\" x=\"5\" y=\"-15\">Processes</text>\n");
svg("<text class=\"t2\" x=\"5\" y=\"-15\">Processes</text>\n");
/* surrounding box */ /* surrounding box */
svg_graph_box(pcount); svg_graph_box(of, head, pcount, graph_start);
/* pass 2 - ps boxes */ /* pass 2 - ps boxes */
ps = ps_first; ps = ps_first;
while ((ps = get_next_ps(ps))) { while ((ps = get_next_ps(ps, ps_first))) {
_cleanup_free_ char *enc_name = NULL, *escaped = NULL; _cleanup_free_ char *enc_name = NULL, *escaped = NULL;
double endtime; double endtime;
double starttime; double starttime;
@@ -1037,7 +1037,7 @@ static void svg_ps_bars(void) {
continue; continue;
/* leave some trace of what we actually filtered etc. */ /* leave some trace of what we actually filtered etc. */
svg("<!-- %s [%i] ppid=%i runtime=%.03fs -->\n", enc_name, ps->pid, fprintf(of, "<!-- %s [%i] ppid=%i runtime=%.03fs -->\n", enc_name, ps->pid,
ps->ppid, ps->total); ps->ppid, ps->total);
starttime = ps->first->sampledata->sampletime; starttime = ps->first->sampledata->sampletime;
@@ -1053,7 +1053,7 @@ static void svg_ps_bars(void) {
/* if this is the last child, we might still need to draw a connecting line */ /* if this is the last child, we might still need to draw a connecting line */
if ((!ps->next) && (ps->parent)) if ((!ps->next) && (ps->parent))
svg(" <line class=\"dot\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n", fprintf(of, " <line class=\"dot\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n",
ps->parent->pos_x, ps->parent->pos_x,
ps_to_graph(j-1) + 10.0, /* whee, use the last value here */ ps_to_graph(j-1) + 10.0, /* whee, use the last value here */
ps->parent->pos_x, ps->parent->pos_x,
@@ -1062,7 +1062,7 @@ static void svg_ps_bars(void) {
} }
endtime = ps->last->sampledata->sampletime; endtime = ps->last->sampledata->sampletime;
svg(" <rect class=\"ps\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"ps\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(starttime - graph_start), time_to_graph(starttime - graph_start),
ps_to_graph(j), ps_to_graph(j),
time_to_graph(ps->last->sampledata->sampletime - starttime), time_to_graph(ps->last->sampledata->sampletime - starttime),
@@ -1095,14 +1095,14 @@ static void svg_ps_bars(void) {
if ((prt < 0.1) && (wrt < 0.1)) /* =~ 26 (color threshold) */ if ((prt < 0.1) && (wrt < 0.1)) /* =~ 26 (color threshold) */
continue; continue;
svg(" <rect class=\"wait\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"wait\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev->sampledata->sampletime - graph_start), time_to_graph(prev->sampledata->sampletime - graph_start),
ps_to_graph(j), ps_to_graph(j),
time_to_graph(ps->sample->sampledata->sampletime - prev->sampledata->sampletime), time_to_graph(ps->sample->sampledata->sampletime - prev->sampledata->sampletime),
ps_to_graph(wrt)); ps_to_graph(wrt));
/* draw cpu over wait - TODO figure out how/why run + wait > interval */ /* draw cpu over wait - TODO figure out how/why run + wait > interval */
svg(" <rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", fprintf(of, " <rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n",
time_to_graph(prev->sampledata->sampletime - graph_start), time_to_graph(prev->sampledata->sampletime - graph_start),
ps_to_graph(j + (1.0 - prt)), ps_to_graph(j + (1.0 - prt)),
time_to_graph(ps->sample->sampledata->sampletime - prev->sampledata->sampletime), time_to_graph(ps->sample->sampledata->sampletime - prev->sampledata->sampletime),
@@ -1118,7 +1118,7 @@ static void svg_ps_bars(void) {
w = starttime; w = starttime;
/* text label of process name */ /* text label of process name */
svg(" <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]<tspan class=\"run\">%.03fs</tspan> %s</text>\n", fprintf(of, " <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]<tspan class=\"run\">%.03fs</tspan> %s</text>\n",
time_to_graph(w - graph_start) + 5.0, time_to_graph(w - graph_start) + 5.0,
ps_to_graph(j) + 14.0, ps_to_graph(j) + 14.0,
escaped ? escaped : ps->name, escaped ? escaped : ps->name,
@@ -1128,7 +1128,7 @@ static void svg_ps_bars(void) {
/* paint lines to the parent process */ /* paint lines to the parent process */
if (ps->parent) { if (ps->parent) {
/* horizontal part */ /* horizontal part */
svg(" <line class=\"dot\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n", fprintf(of, " <line class=\"dot\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n",
time_to_graph(starttime - graph_start), time_to_graph(starttime - graph_start),
ps_to_graph(j) + 10.0, ps_to_graph(j) + 10.0,
ps->parent->pos_x, ps->parent->pos_x,
@@ -1136,7 +1136,7 @@ static void svg_ps_bars(void) {
/* one vertical line connecting all the horizontal ones up */ /* one vertical line connecting all the horizontal ones up */
if (!ps->next) if (!ps->next)
svg(" <line class=\"dot\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n", fprintf(of, " <line class=\"dot\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n",
ps->parent->pos_x, ps->parent->pos_x,
ps_to_graph(j) + 10.0, ps_to_graph(j) + 10.0,
ps->parent->pos_x, ps->parent->pos_x,
@@ -1145,7 +1145,7 @@ static void svg_ps_bars(void) {
j++; /* count boxes */ j++; /* count boxes */
svg("\n"); fprintf(of, "\n");
} }
/* last pass - determine when idle */ /* last pass - determine when idle */
@@ -1165,7 +1165,7 @@ static void svg_ps_bars(void) {
ps->sample = ps->first; ps->sample = ps->first;
i = ps->sample->next->sampledata->counter; i = ps->sample->next->sampledata->counter;
while (ps->sample->next && i<(samples-(arg_hz/2))) { while (ps->sample->next && i<(n_samples-(arg_hz/2))) {
double crt; double crt;
double brt; double brt;
int c; int c;
@@ -1179,7 +1179,7 @@ static void svg_ps_bars(void) {
/* subtract bootchart cpu utilization from total */ /* subtract bootchart cpu utilization from total */
crt = 0.0; crt = 0.0;
for (c = 0; c < cpus; c++) for (c = 0; c < n_cpus; c++)
crt += sample_hz->sampledata->runtime[c] - ps->sample->sampledata->runtime[c]; crt += sample_hz->sampledata->runtime[c] - ps->sample->sampledata->runtime[c];
brt = sample_hz->runtime - ps->sample->runtime; brt = sample_hz->runtime - ps->sample->runtime;
/* /*
@@ -1190,14 +1190,13 @@ static void svg_ps_bars(void) {
*/ */
if ((crt - brt) < (interval / 2.0)) { if ((crt - brt) < (interval / 2.0)) {
idletime = ps->sample->sampledata->sampletime - graph_start; idletime = ps->sample->sampledata->sampletime - graph_start;
svg("\n<!-- idle detected at %.03f seconds -->\n", fprintf(of, "\n<!-- idle detected at %.03f seconds -->\n", idletime);
idletime); fprintf(of, "<line class=\"idle\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n",
svg("<line class=\"idle\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n",
time_to_graph(idletime), time_to_graph(idletime),
-arg_scale_y, -arg_scale_y,
time_to_graph(idletime), time_to_graph(idletime),
ps_to_graph(pcount) + arg_scale_y); ps_to_graph(pcount) + arg_scale_y);
svg("<text class=\"idle\" x=\"%.03f\" y=\"%.03f\">%.01fs</text>\n", fprintf(of, "<text class=\"idle\" x=\"%.03f\" y=\"%.03f\">%.01fs</text>\n",
time_to_graph(idletime) + 5.0, time_to_graph(idletime) + 5.0,
ps_to_graph(pcount) + arg_scale_y, ps_to_graph(pcount) + arg_scale_y,
idletime); idletime);
@@ -1207,7 +1206,7 @@ static void svg_ps_bars(void) {
} }
} }
static void svg_top_ten_cpu(void) { static void svg_top_ten_cpu(FILE *of, struct ps_struct *ps_first) {
struct ps_struct *top[10]; struct ps_struct *top[10];
struct ps_struct emptyps = {}; struct ps_struct emptyps = {};
struct ps_struct *ps; struct ps_struct *ps;
@@ -1218,7 +1217,7 @@ static void svg_top_ten_cpu(void) {
/* walk all ps's and setup ptrs */ /* walk all ps's and setup ptrs */
ps = ps_first; ps = ps_first;
while ((ps = get_next_ps(ps))) { while ((ps = get_next_ps(ps, ps_first))) {
for (n = 0; n < 10; n++) { for (n = 0; n < 10; n++) {
if (ps->total <= top[n]->total) if (ps->total <= top[n]->total)
continue; continue;
@@ -1230,16 +1229,16 @@ static void svg_top_ten_cpu(void) {
} }
} }
svg("<text class=\"t2\" x=\"20\" y=\"0\">Top CPU consumers:</text>\n"); fprintf(of, "<text class=\"t2\" x=\"20\" y=\"0\">Top CPU consumers:</text>\n");
for (n = 0; n < 10; n++) for (n = 0; n < 10; n++)
svg("<text class=\"t3\" x=\"20\" y=\"%d\">%3.03fs - <![CDATA[%s]]> [%d]</text>\n", fprintf(of, "<text class=\"t3\" x=\"20\" y=\"%d\">%3.03fs - <![CDATA[%s]]> [%d]</text>\n",
20 + (n * 13), 20 + (n * 13),
top[n]->total, top[n]->total,
top[n]->name, top[n]->name,
top[n]->pid); top[n]->pid);
} }
static void svg_top_ten_pss(void) { static void svg_top_ten_pss(FILE *of, struct ps_struct *ps_first) {
struct ps_struct *top[10]; struct ps_struct *top[10];
struct ps_struct emptyps = {}; struct ps_struct emptyps = {};
struct ps_struct *ps; struct ps_struct *ps;
@@ -1250,7 +1249,7 @@ static void svg_top_ten_pss(void) {
/* walk all ps's and setup ptrs */ /* walk all ps's and setup ptrs */
ps = ps_first; ps = ps_first;
while ((ps = get_next_ps(ps))) { while ((ps = get_next_ps(ps, ps_first))) {
for (n = 0; n < 10; n++) { for (n = 0; n < 10; n++) {
if (ps->pss_max <= top[n]->pss_max) if (ps->pss_max <= top[n]->pss_max)
continue; continue;
@@ -1262,30 +1261,39 @@ static void svg_top_ten_pss(void) {
} }
} }
svg("<text class=\"t2\" x=\"20\" y=\"0\">Top PSS consumers:</text>\n"); fprintf(of, "<text class=\"t2\" x=\"20\" y=\"0\">Top PSS consumers:</text>\n");
for (n = 0; n < 10; n++) for (n = 0; n < 10; n++)
svg("<text class=\"t3\" x=\"20\" y=\"%d\">%dK - <![CDATA[%s]]> [%d]</text>\n", fprintf(of, "<text class=\"t3\" x=\"20\" y=\"%d\">%dK - <![CDATA[%s]]> [%d]</text>\n",
20 + (n * 13), 20 + (n * 13),
top[n]->pss_max, top[n]->pss_max,
top[n]->name, top[n]->name,
top[n]->pid); top[n]->pid);
} }
int svg_do(const char *build) { int svg_do(FILE *of,
const char *build,
struct list_sample_data *head,
struct ps_struct *ps_first,
int n_samples,
int pscount,
int n_cpus,
double graph_start,
double log_start,
double interval,
int overrun) {
struct ps_struct *ps; struct ps_struct *ps;
double offset = 7; double offset = 7;
int r, c; int r, c;
memzero(&str, sizeof(str));
ps = ps_first; ps = ps_first;
/* count initcall thread count first */ /* count initcall thread count first */
svg_do_initcall(1); svg_do_initcall(of, head, 1, graph_start);
ksize = (kcount ? ps_to_graph(kcount) + (arg_scale_y * 2) : 0); ksize = (kcount ? ps_to_graph(kcount) + (arg_scale_y * 2) : 0);
/* then count processes */ /* then count processes */
while ((ps = get_next_ps(ps))) { while ((ps = get_next_ps(ps, ps_first))) {
if (!ps_filter(ps)) if (!ps_filter(ps))
pcount++; pcount++;
else else
@@ -1296,70 +1304,70 @@ int svg_do(const char *build) {
esize = (arg_entropy ? arg_scale_y * 7 : 0); esize = (arg_entropy ? arg_scale_y * 7 : 0);
/* after this, we can draw the header with proper sizing */ /* after this, we can draw the header with proper sizing */
svg_header(); svg_header(of, head, graph_start);
svg("<rect class=\"bg\" width=\"100%%\" height=\"100%%\" />\n\n"); fprintf(of, "<rect class=\"bg\" width=\"100%%\" height=\"100%%\" />\n\n");
svg("<g transform=\"translate(10,400)\">\n"); fprintf(of, "<g transform=\"translate(10,400)\">\n");
svg_io_bi_bar(); svg_io_bi_bar(of, head, n_samples, graph_start, interval);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset)); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset));
svg_io_bo_bar(); svg_io_bo_bar(of, head, n_samples, graph_start, interval);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
for (c = -1; c < (arg_percpu ? cpus : 0); c++) { for (c = -1; c < (arg_percpu ? n_cpus : 0); c++) {
offset += 7; offset += 7;
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset)); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset));
svg_cpu_bar(c); svg_cpu_bar(of, head, n_cpus, c, graph_start);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
offset += 7; offset += 7;
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset)); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset));
svg_wait_bar(c); svg_wait_bar(of, head, n_cpus, c, graph_start);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
} }
if (kcount) { if (kcount) {
offset += 7; offset += 7;
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset)); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset));
svg_do_initcall(0); svg_do_initcall(of, head, 0, graph_start);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
} }
offset += 7; offset += 7;
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset) + ksize); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset) + ksize);
svg_ps_bars(); svg_ps_bars(of, head, n_samples, n_cpus, ps_first, graph_start, interval);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
svg("<g transform=\"translate(10, 0)\">\n"); fprintf(of, "<g transform=\"translate(10, 0)\">\n");
r = svg_title(build); r = svg_title(of, build, pscount, log_start, overrun);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
if (r < 0) if (r < 0)
return r; return r;
svg("<g transform=\"translate(10,200)\">\n"); fprintf(of, "<g transform=\"translate(10,200)\">\n");
svg_top_ten_cpu(); svg_top_ten_cpu(of, ps_first);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
if (arg_entropy) { if (arg_entropy) {
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset) + ksize + psize); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset) + ksize + psize);
svg_entropy_bar(); svg_entropy_bar(of, head, graph_start);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
} }
if (arg_pss) { if (arg_pss) {
svg("<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset) + ksize + psize + esize); fprintf(of, "<g transform=\"translate(10,%.03f)\">\n", 400.0 + (arg_scale_y * offset) + ksize + psize + esize);
svg_pss_graph(); svg_pss_graph(of, head, ps_first, graph_start);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
svg("<g transform=\"translate(410,200)\">\n"); fprintf(of, "<g transform=\"translate(410,200)\">\n");
svg_top_ten_pss(); svg_top_ten_pss(of, ps_first);
svg("</g>\n\n"); fprintf(of, "</g>\n\n");
} }
/* svg footer */ /* fprintf footer */
svg("\n</svg>\n"); fprintf(of, "\n</svg>\n");
return 0; return 0;
} }
src/bootchart/svg.h
+11 -1
View File
@@ -24,4 +24,14 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>. along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/ ***/
int svg_do(const char *build); int svg_do(FILE *of,
const char *build,
struct list_sample_data *head,
struct ps_struct *ps_first,
int n_samples,
int pscount,
int n_cpus,
double graph_start,
double log_start,
double interval,
int overrun);